diff --git a/README b/README
index d966f84..f52d607 100644
--- a/README
+++ b/README
@@ -92,7 +92,7 @@ have no effect at all if you pass it.
 
 If the line_width parameter is omitted, the text reflows to 80 chars per line.
 
-If the dbfile is ommitted, it defaults to "tii.db" in the script directory.
+If the dbfile is omitted, it defaults to "tii.db" in the script directory.
 
 This component is fully offline and can only work with a compatible message
 database that tiifetch.tcl can generate.
@@ -136,6 +136,8 @@ On success, tiipost.tcl will output a message that starts with "Success", in
 case of an error the line will start with "Error". The server-side description
 will follow this success or error status.
 
+As of now, posting is only supported for HTTP/HTTPS station URLs.
+
 HTTP client configuration
 -------------------------
 For both fetching and posting, you can configure several values in the config